動詞
依靠諗橋、諗計、動腦筋謀生 to earn a living by creating new things, bringing up a new idea or a solution; literally "eat brain"
做得廣告呢行就梗係要食腦啦！
做得广告呢行就梗系要食脑啦！
zou6 dak1 gwong2 gou3 nei1 hong4 zau6 gang2 hai6 jiu3 sik6 nou5 laa1! Creativity is a must in order to work in the advertising field.
Definitions (Kaifangcidian)
動腦筋 – 动脑筋
用腦力 – 用脑力
靠腦袋 – 靠脑袋
用腦袋去想 – 用脑袋去想
Examples (粵典–words.hk)
Cantonese
食脑
食腦
sik6 nou5
to use one's brain to earn a living
to earn a living by creating new things, bringing up a new idea or a solution; literally "eat brain"